Annotated Code of Maryland, Health-General 1986 Supplement Sections 18-328 to 18-329. Effective 1985.
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Hinman, Alan R.; Koplan, Jeffrey P. (1984-06-15)An analysis was performed on the experience of a hypothetical cohort of one million children followed from birth to 6 years of age with and without a pertussis vaccination program. The results indicated that a vaccination program ...